What information does a chemical symbol and atomic number convey?

What information does a chemical symbol and atomic number convey?

• A. The symbol represents the element; the atomic number equals the number of protons in the nucleus.
• B. The symbol indicates the element's melting point and boiling point.
• C. The symbol shows the element's color and density.
• D. The atomic number equals the number of electrons.

Answer: (A)